C - A L L E Y 
· Strong Engineer Services
· Qualified Alternative Options
· Free Samples Availability
· Cost And Delivery Control
· PCB Fabrication
· Electronic Components Sourcing
· Inspection And Testing
· Electronic Assembly
· Small Production Runs
· Medium And Large Production Runs
· Turnkey And Consignment Assembly Are Optional
C - A L L E Y 
While our great country is fighting against the epidemic in the past three years, all employees of our company have overcome many difficulties and worked hard. They have achieved stable performance and continuous growth in the past three years. We think this is something to be proud of. Thank you for the fighting spirit of our team, they are excellent and amazing. We would also like to thank our customers for their trust and support. The company's outstanding achievements are mainly due to the loyalty of our customers, which also encourages and spurs our company to forge ahead.
C - A L L E Y 
Kingsheng PCB Assembly Manufacturer
Shenzhen Kingsheng Tech.Co.,Ltd since its establishment in 2008 has kept providing One-stop PCB Assembly Service and Electronics Manufacturing Service (EMS) in Bao'an District Shenzhen, China for global customers. As ISO 9001, UL, CSA, and CCC certified manufacturer, we offer flexible, cost-effective and high-quality EMS solutions for printed circuit board assembly (PCBA) and complete product assembly through advanced manufacturing technologies and facilities. We are leading PCB assembly manufacturer and printed circuit boards supplier in China. Due to the special and high grade requirements of automotive regulations, it has also contributed to the formation of the company's quality DNA. Over the years, we have been adhering to the business philosophy of quality as the root and service as the soul, providing high-quality EMS for global customers.
C - A L L E Y 
Because we are committed to meeting your lead time and quality requirements we are constantly investing in the latest technology
C - A L L E Y 
Because we are committed to meeting your lead time and quality requirements we are constantly investing in the latest technology
C - A L L E Y 
C - A L L E Y 
Online Quote
Upload File(s)
Order Review
Payment
Assembly Fabrication
Delivery
C - A L L E Y 
Conformal Coating Thickness, Testing Standards and Spraying Process in PCBA Processing
PCB baking in PCBA processing is easily overlooked yet critical, which can prevent issues like delamination and blistering of moisture-laden PCBs during reflow soldering. The standard baking temperature is 120±5℃, with baking time of 2-8 hours based on
For PCBA prototyping, don't focus solely on lead time; balance quality, price and service. C-alley offers free DFM reviews and is your reliable R&D partner.